Reaction: H2O(l) <=> H2O(g)
Calculate K for the above reaction at temp = 50°C. Vapor pressure of water at this temperature is 92.5 torr.
Reaction: H2O(l) <=> H2O(g) Calculate K for the above reaction at temp = 50°C. Vapor pressure of...
TABLE 18-2 Saturated Vapor Pressure of Water Saturated Vapor Pressure Temp- erature torr Pa -50 -10 0.030 4.0 10 15 12.8 20 17.5 25 23.8 30 31.8 40 55.3 50 92.5 60 149 70 234 80 355 90 526 100 760 120 1489 150 3570 1.95 2.60 × 102 4.58 6.11 x 102 654 872 × 102 921 1.23 × 103 1.71 × 103 2.33 × 103 3.17 × 103 424 × 103 7.37 × 103 1.23 × 104 1.99...
The vapor pressure of methanol (32.043 g/mol), CH3OH, is 94 torr at 20 °C. The vapor pressure of ethanol (46.07 g/mol), C2H5OH, is 44 torr at the same temperature. Calculate the total vapor pressure above a solution of 32.4 g of methanol and 23.9 g of ethanol.
Calculate the expected vapor pressure at 25 °C for a solution prepared by dissolving 235 g ethanol (M = 46 g/mol) in 500 mL of water. At 25 °C, the density of water is 0.9971 g/cm3 and the vapor pressure is 23.76 torr. 3.7 torr 20.06 torr 10.6 torr 12 torr
Calculate the vapor pressure (in torr) at 293 K in a solution prepared by dissolving 19.28 g of the non-volatile non-electrolye urea {CO(NH2)2} in 195 g of water. The vapor pressure of water at 293 K is 17.54 torr. Enter your answer to 2 decimal places.
calculate the vapor pressure of a solution containing 28.5 g of glycerin in 118 mL of water at 30.0 C. the vapor pressure of pure water at this temperature is 31.8 torr. Assume that glycerin is not volatile and dissloves molecularly and use a density of 1.00 g/mL for the water.
a) The vapor pressure of pure water at 30°C is 31.8 torr. An aqueous solution of urea had a vapor pressure of 29.3 torrat the same temperature. What is the mole fraction of urea in the solution? b) How many grams of sucrose, C12H22O11(MW=342), must be dissolved in 552 g H2O (MW=18.016) to give a vapor pressure 2.0 torr lower than of pure H2O at 20°C? The VP of H2O at 20°C is 17.5 torr.
Calculate the vapor pressure of a solution containing 36.5 g of glycerol (C3H8O3) and 125 mL of water at 30.0 °C. The vapor pressure of pure water at this temperature is 31.8 torr. Assume that glycerol is not volatile and dissolves molecularly (i.e., it is not ionic) and use a density of 1.00 g/mL for the water.
Calculate the expected vapor pressure at 25 °C for a solution prepared by dissolving 235 g ethanol (M = 46 g/mol) in 500 mL of water. At 25 °C, the density of water is 0.9971 g/cm3 and the vapor pressure is 23.76 torr.
At 387.5 degrees C, the vapor pressure of K is 3.25 torr and that of Hg is 1280 torr. Over a solution 50 mol % of K in Hg, the vapor pressure of K is 1.07 and that of Hg 13.0 torr. Calculate the activities and activity coefficients of K and Hg in the solution. Calculate the mixG of 0.5 mol of K and 0.5 mol Hg at 387.5 degrees C. If the mixS is ideal, calculate the mixH for...
What is the density (in g/L) of SF4 vapor at 735 torr and 496 K? Calculate the number of grams of carbon dioxide that are contained in a 7.43 L container at 68.5 °C and 2.97 atmospheres pressure. A substance has a heat of vaporization of 19.7 kJ/mol. If it has a vapor pressure of 428 mmHg at 14oC, what will the vapor pressure be at 46oC? Round your answer to a whole number (no decimal places) and be sure...